1665000083 has 2 divisors, whose sum is σ = 1665000084. Its totient is φ = 1665000082.

The previous prime is 1665000041. The next prime is 1665000089. The reversal of 1665000083 is 3800005661.

It is a strong prime.

It is an emirp because it is prime and its reverse (3800005661) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1665000083 - 2¹² = 1664995987 is a prime.

It is not a weakly prime, because it can be changed into another prime (1665000089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 832500041 + 832500042.

It is an arithmetic number, because the mean of its divisors is an integer number (832500042).

Almost surely, 2^1665000083 is an apocalyptic number.

1665000083 is a deficient number, since it is larger than the sum of its proper divisors (1).

1665000083 is an equidigital number, since it uses as much as digits as its factorization.

1665000083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1665000083 is about 40804.4125432532. The cubic root of 1665000083 is about 1185.2357790141.

The spelling of 1665000083 in words is "one billion, six hundred sixty-five million, eighty-three", and thus it is an aban number.